Table 2. Univariate and multivariate survival analysis.
Variables | Disease-free | Overall | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Univariable | Multivariable | Univariable | Multivariable | ||||||||
HR (95% CI) | P | HR (95% CI) | P | HR (95% CI) | P | HR (95% CI) | P | ||||
Age (continuous) | 0.98 (0.95–1.01) | 0.312 | 1.02 (1.00–1.06) | 0.074 | 0.857 | ||||||
Gender (males) | 1.53 (0.66–3.59) | 0.324 | 1.50 (0.70–3.24) | 0.298 | |||||||
MG | 1.41 (0.52–3.83) | 0.500 | 0.82 (0.28–2.37) | 0.711 | |||||||
Charlson index | 0.85 (0.63–1.15) | 0.283 | 1.21 (0.96–1.53) | 0.100 | 1.24 (0.98–1.58) | 0.076 | |||||
Thymomectomy | 1.33 (0.56–3.17) | 0.523 | 1.51 (0.68–3.37) | 0.312 | |||||||
VATS resection | 0.60 (0.14–2.62) | 0.494 | 1.06 (0.36–3.17) | 0.911 | |||||||
Incomplete resection | 3.33 (1.35–8.19) | 0.009 | 2.51 (0.99–6.33) | 0.052 | 0.57 (0.13–2.41) | 0.445 | |||||
WHO histology | |||||||||||
A–B2 | 1 | 1 | 1 | ||||||||
B3 | 5.46 (2.15–13.87) | <0.001 | 0.256 | 1.90 (0.73–4.91) | 0.187 | 2.54 (0.94–6.88) | 0.067 | ||||
Carcinoma | 5.27 (1.61–17.24) | 0.006 | 0.198 | 3.10 (1.13–8.49) | 0.028 | 3.54 (1.26–9.92) | 0.016 | ||||
Stage III–IV | 6.78 (2.76–16.65) | <0.001 | 6.11 (2.47–15.14) | <0.001 | 1.51 (0.67–3.37) | 0.317 |
HR, hazard ratio; CI, confidence interval; MG, myasthenia gravis; WHO, World Health Organization; VATS, video-assisted thoracic surgery.